Lecture 3 Flashcards
Visual Pathways and Auditory Systems
1
Q
How can cells be specific to shapes and orientation?
A
Have specific on/off center surrounds for that shape at that orientation
2
Q
What are complex cells specific about?
A
Orientation
3
Q
Which cells have on/off surrounds?
A
Simple cells
4
Q
What is cortical magnification?
A
More of V1 is dedicated to fovea
5
Q
Why do topographic mapping?
A
Saves space and processing is easier
6
Q
What Hz can humans hear?
A
20-20,000 Hz
7
Q
What happens to hair cells when there isn’t much sound?
A
Get signals to tighten membranes so if there is even a small sound they can pick it up
8
Q
How is tonotopic mapping useful for social cohesion?
A
Allows to distinguish base so can pick out beats
